void QSnippetEdit::on_lwSnippets_currentRowChanged(int idx)
{
if ( (idx - 1) == m_editedSnippet )
return;
if ( maybeSave() )
{
lwSnippets->setCurrentRow(m_editedSnippet);
return;
}
m_editedSnippet = idx - 1;
if ( idx <= 0 )
{
eSnippet->setText(QString());
leSnippetName->setText(QString());
leSnippetScope->setText(QString());
} else {
QSnippet *snip = m_manager->snippet(m_editedSnippet);
eSnippet->setText(snip->pattern());
leSnippetName->setText(snip->name());
leSnippetScope->setText(snip->contexts().join(","));
//eSnippet->highlight();
}
eSnippet->setFocus();
}
void QSnippetEdit::on_leSnippetScope_editingFinished()
{
if ( m_editedSnippet < 0 )
return;
QSnippet *snip = m_manager->snippet(m_editedSnippet);
snip->setContexts(leSnippetScope->text().split(_cxt_splitter));
}
void QSnippetEdit::on_leSnippetName_editingFinished()
{
if ( m_editedSnippet < 0 )
return;
QSnippet *snip = m_manager->snippet(m_editedSnippet);
snip->setName(leSnippetName->text());
lwSnippets->item(m_editedSnippet + 1)->setText(snip->name());
}
bool QSnippetManager::loadSnippetFromString(const QString& name, const QString& s, const QString& type)
{
QSnippetPatternLoader *pl = patternLoader(type);
QSnippet *snip = pl->loadSnippet(s);
if ( snip )
snip->setName(name);
addSnippet(snip);
return snip;
}
bool QSnippetEdit::maybeSave()
{
static const QRegExp nonTrivial("\\S");
QString pattern = eSnippet->text();
if ( pattern.endsWith('\n') )
pattern.chop(1);
QString name = leSnippetName->text();
QStringList contexts = leSnippetScope->text().split(_cxt_splitter);
bool nonTrivialPattern = pattern.contains(nonTrivial);
if ( m_editedSnippet >= 0 )
{
QSnippet *snip = m_manager->snippet(m_editedSnippet);
if ( snip->pattern() != pattern )
{
int ret = QMessageBox::warning(this,
tr("Unsaved changes"),
tr("Do you want to save pattern changes to snippet %1 ?")
.arg(snip->name()),
QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel,
QMessageBox::Yes
);
if ( ret == QMessageBox::Cancel )
{
return true;
} else if ( ret == QMessageBox::Yes ) {
snip->setPattern(pattern);
}
}
} else if ( nonTrivialPattern ) {
int ret = QMessageBox::warning(this,
tr("Unsaved changes"),
tr("The current snippet data will be discarded. Do you want to continue?"),
QMessageBox::Yes | QMessageBox::No,
QMessageBox::Yes
);
if ( ret == QMessageBox::No )
{
return true;
}
}
return false;
}
bool QSnippetBinding::keyPressEvent(QKeyEvent *event, QEditor *editor)
{
/*
if ( event->modifiers() & Qt::ControlModifier )
{
for ( int i = 0; i < qMin(10, m->snippetCount()); ++i )
{
if ( event->key() == (Qt::Key_F1 + i) )
{
m->snippet(i)->insert(editor);
return true;
}
}
}
*/
if ( (event->modifiers() & Qt::AltModifier) && (event->key() == Qt::Key_Space || event->text() == " ") )
{
QDocumentCursor c = editor->cursor();
//c.select(QDocumentCursor::SelectWord);
if ( !c.hasSelection() )
{
c.movePosition(1, QDocumentCursor::PreviousWord, QDocumentCursor::KeepAnchor);
editor->setCursor(c);
}
QString s = c.selectedText();
for ( int i = 0; i < m_manager->snippetCount(); ++i )
{
QSnippet *snip = m_manager->snippet(i);
if ( snip->name() == s )
{
snip->insert(editor);
return true;
}
}
}
return QEditorInputBinding::keyPressEvent(event, editor);
}
bool QSnippetManager::loadSnippetFromFile(const QString& file, const QString& type)
{
QFile f(file);
if ( !f.open(QFile::ReadOnly | QFile::Text) )
{
qWarning("Unable to load snippet from %s", qPrintable(file));
return false;
}
//qDebug("loading from : %s", qPrintable(file));
QString s = QString::fromLocal8Bit(f.readAll());
static const QRegExp meta("# name:(\\S+) context:(\\S*)[^\n]*\n");
int idx = meta.indexIn(s);
bool metaMatch = idx != -1;
if ( metaMatch )
{
//qDebug("meta! : %i => %s", idx, qPrintable(meta.cap(0)));
s.remove(idx, meta.matchedLength());
}
if ( s.endsWith('\n') )
s.chop(1);
bool ok = loadSnippetFromString(metaMatch ? meta.cap(1) : QFileInfo(file).baseName(), s, type);
if ( ok )
{
QSnippet *snip = m_snippets.last();
snip->setContexts(metaMatch ? meta.cap(2).split(",") : QStringList("all"));
}
return ok;
}
void QSnippetEdit::on_tbCreateSnippet_clicked()
{
QString name = leSnippetName->text();
QString pattern = eSnippet->text();
QStringList contexts = leSnippetScope->text().split(_cxt_splitter);
if ( pattern.endsWith('\n') )
pattern.chop(1);
if ( name.isEmpty() || pattern.isEmpty() )
{
QMessageBox::information(0, tr("Missing data"), tr("Please provide a name and a content to create a new snippet"));
return;
}
// TODO : allow pattern loader choice...
bool ok = m_manager->loadSnippetFromString(name, pattern, "Simple");
if ( !ok )
{
QMessageBox::warning(0, tr("Error"), tr("Invalid snippet pattern."));
return;
}
eSnippet->setText(QString());
leSnippetScope->clear();
leSnippetName->clear();
QSnippet *snip = m_manager->snippet(m_manager->snippetCount() - 1);
//snip->setName(name);
snip->setContexts(contexts);
lwSnippets->setCurrentRow(0);
}
